Cita APA

Gaul, W., & Schader, M. (1986). Classification as a tool of research: Proceedings of the 9th Annual Meeting of the Classification Society, University of Karlsruke, F.R.G., 26-28, 1985. North-Holland.

Citación estilo Chicago

Gaul, W., and M. Schader. Classification as a Tool of Research: Proceedings of the 9th Annual Meeting of the Classification Society, University of Karlsruke, F.R.G., 26-28, 1985. Amsterdam: North-Holland, 1986.

Cita MLA

Gaul, W., and M. Schader. Classification as a Tool of Research: Proceedings of the 9th Annual Meeting of the Classification Society, University of Karlsruke, F.R.G., 26-28, 1985. North-Holland, 1986.